Rafi Shotz, Israel’s ambassador to Spain, received dozens of postcards from elementary school students bearing statements including “Jews kill for money,” “Leave the country to the Palestinians” and “Go somewhere where they will accept you.”

A Foreign Ministry official said the handwriting appears typical of children six to nine years old…

“Apparently there are anti-Semitic and anti-Israel individuals who get permission to operate within schools,” the official said. “Each time, the embassy has received several dozen postcards from a different school. And it seems as though whoever is doing this is moving from school to school.”